【小题1】There will be more pollution in the future.(改为否定句)
There ______ _______ be more pollution in the future.
【小题2】The actors went to the beach yesterday. (就画线部分提问)
______ did the actors ______ yesterday
【小题3】He went to bed after his mother came back. (改写句子，句意不变)
He ______go to bed ______his mother came back.
【小题4】The ice on the lake was so thin that people couldn't skate on it. (改写句子，句意不变)
The ice on the lake was _______ thin for people _______ skate on .
【小题5】I hope I can take a trip to Beijing this winter. (改写句子，句意不变)
I_______  _______ to taking a trip to Beijing this winter.